EN 301 702 : 7.1.2

Intellectual property rights
Foreword
1. Scope
2. References
3. Definitions and abbreviations
   3.1 Definitions
   3.2 Abbreviations
4. Description
   4.1 Description
   4.2 Applicability to telecommunication services
5. Normal procedures with successful outcome
   5.1 Provision
   5.2 Withdrawal
   5.3 Registration and erasure
   5.4 Activation and deactivation
   5.5 Invocation
   5.6 Interrogation
   5.7 Handling of UUS services
6. Exceptional procedures or unsuccessful outcome
   6.1 Provision and Withdrawal
   6.1 Provision and Withdrawal erasure
   6.3 Handling of UUS services
7. Interactions with other supplementary services
   7.1 Call forwarding unconditional
   7.2 Call forwarding on mobile subscriber busy
   7.3 Call forwarding on no reply
   7.4 Call forwarding on mobile subscriber not reachable
   7.5 Call waiting
   7.6 Call hold
   7.7 Completion of calls to busy subscribers
   7.8 Explicit call transfer
   7.9 Multi party service
   7.10 Advice of charge
   7.11 Barring of outgoing calls
   7.12 Barring of outgoing international calls
   7.13 Barring of outgoing international calls except those
        directed to the home PLMN country
   7.14 Barring of incoming calls
   7.15 Barring of incoming calls when roaming outside the
        home PLMN country
   7.16 Call Deflection
8. Interactions with other network features
   8.1 Support of optimal routeing
9. Interworking considerations
Annex A (informative): Deviations of the GSM UUS supplementary
        service from the ISDN service
Annex B (informative): Change history
History

Defines how a mobile subscriber can send/receive a limited amount of information to/from another PLMN or ISDN subscriber over the signalling channel in association with a call to the other subscriber.